Technical data

40
Compressed Air Applications Manual | BEKOFLOW
®
HWSG-3 resistance
welding tool
Error signals
Cause
1. Connect the welding tool to the
power supply
All the pilot lights are blinking
– Voltage is not in the correct range
(185/264 V)
– Ambient temperature is too high or
too low (40 °C/-15 °C)
Lights on display do not light up
– No suooly voltage
– Faulty device
2. Connect welding cable to the fitting
Pilot light Ready does not light up
– Defective welding cable
– Defective fitting
3. Pilot light ‘Error’ is blinking
– Cause not identifiable according to
above points 1 and 2
4. Welding interruption
Pilot light Error is blinking
– Fitting disconnected from the welding
cable
– Deviation from permissible voltage
– Deviation from permissible ambient
temperature
Lights on display do not light up
– Faulty device
– Short-circuit in power supply
– Device not connected to power supply
– No supply voltage
In order to cancel the Error signal, the
device has to be disconnected from the
power supply.
Remedy
 Change to a different power source
 Protect the device against sources of
cold or heat
 Check the mains fuses
 Replace the device; examination by
BEKO TECHNOLOGIES GmbH Neuss
 Replace the cable
 Replace the fitting
 Replace the device; examination by
BEKO TECHNOLOGIES GmbH Neuss
 Disconnect the welding cable from the
fitting and the power supply cable from
the power supply. Repeat the welding
operation after waiting at least 1 h
 Replace the defective device; exami-
nation by BEKO TECHNOLOGIES
GmbH Neuss